diff --git a/package-lock.json b/package-lock.json
index 2c388c4e..0144b297 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "@fivethree/core",
-  "version": "1.0.0-alpha.20",
+  "version": "1.0.0-alpha.24",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -274,6 +274,12 @@
           "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.7.3.tgz",
           "integrity": "sha512-CkCj6giN3S+n9qrYiBTX5gystlENnRW5jZeNLHpe6aue+SrHcG5VYwujhW9s4dY31mEGsxBDrHR6oI69fTXsaQ==",
           "dev": true
+        },
+        "tslib": {
+          "version": "1.10.0",
+          "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.10.0.tgz",
+          "integrity": "sha512-qOebF53frne81cf0S9B41ByenJ3/IuH8yJKngAX35CmiZySA0khhkovshKK+jGCaMnVomla7gVlIcc3EvKPbTQ==",
+          "dev": true
         }
       }
     },
@@ -14737,9 +14743,9 @@
       "dev": true
     },
     "tslib": {
-      "version": "1.10.0",
-      "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.10.0.tgz",
-      "integrity": "sha512-qOebF53frne81cf0S9B41ByenJ3/IuH8yJKngAX35CmiZySA0khhkovshKK+jGCaMnVomla7gVlIcc3EvKPbTQ=="
+      "version": "1.13.0",
+      "resolved": "https://registry.npmjs.org/tslib/-/tslib-1.13.0.tgz",
+      "integrity": "sha512-i/6DQjL8Xf3be4K/E6Wgpekn5Qasl1usyw++dAA35Ue5orEn65VIxOA+YvNNl9HV3qv70T7CNwjODHZrLwvd1Q=="
     },
     "tslint": {
       "version": "5.20.1",
diff --git a/package.json b/package.json
index 6169914e..2582b960 100644
--- a/package.json
+++ b/package.json
@@ -99,7 +99,7 @@
     "protractor": "5.4.2",
     "ts-node": "8.1.0",
     "tsickle": "0.38.0",
-    "tslib": "1.10.0",
+    "tslib": "1.13.0",
     "tslint": "5.20.1",
     "typescript": "3.5.3"
   },